/Engine/Source/Runtime/VulkanRHI/Public/VulkanDynamicRHI.h
void InternalUpdateTexture2D ( [FRHICommandListBase](API\Runtime\RHI\FRHICommandListBase) & RHICmdList, FRHITexture2D * TextureRHI, uint32 MipIndex, const struct [FUpdateTextureRegion2D](API\Runtime\RHI\FUpdateTextureRegion2D) & UpdateRegion, uint32 SourcePitch, const uint8 * SourceData )